godot/scene/gui/panel_container.cpp

105 lines
4 KiB
C++

/**************************************************************************/
/* panel_container.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "panel_container.h"
#include "scene/theme/theme_db.h"
Size2 PanelContainer::get_minimum_size() const {
Size2 ms;
for (int i = 0; i < get_child_count(); i++) {
Control *c = as_sortable_control(get_child(i), SortableVisbilityMode::VISIBLE);
if (!c) {
continue;
}
Size2 minsize = c->get_combined_minimum_size();
ms = ms.max(minsize);
}
if (theme_cache.panel_style.is_valid()) {
ms += theme_cache.panel_style->get_minimum_size();
}
return ms;
}
Vector<int> PanelContainer::get_allowed_size_flags_horizontal() const {
Vector<int> flags;
flags.append(SIZE_FILL);
flags.append(SIZE_SHRINK_BEGIN);
flags.append(SIZE_SHRINK_CENTER);
flags.append(SIZE_SHRINK_END);
return flags;
}
Vector<int> PanelContainer::get_allowed_size_flags_vertical() const {
Vector<int> flags;
flags.append(SIZE_FILL);
flags.append(SIZE_SHRINK_BEGIN);
flags.append(SIZE_SHRINK_CENTER);
flags.append(SIZE_SHRINK_END);
return flags;
}
void PanelContainer::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_DRAW: {
RID ci = get_canvas_item();
theme_cache.panel_style->draw(ci, Rect2(Point2(), get_size()));
} break;
case NOTIFICATION_SORT_CHILDREN: {
Size2 size = get_size();
Point2 ofs;
if (theme_cache.panel_style.is_valid()) {
size -= theme_cache.panel_style->get_minimum_size();
ofs += theme_cache.panel_style->get_offset();
}
for (int i = 0; i < get_child_count(); i++) {
Control *c = as_sortable_control(get_child(i));
if (!c) {
continue;
}
fit_child_in_rect(c, Rect2(ofs, size));
}
} break;
}
}
void PanelContainer::_bind_methods() {
BIND_THEME_ITEM_CUSTOM(Theme::DATA_TYPE_STYLEBOX, PanelContainer, panel_style, "panel");
}
PanelContainer::PanelContainer() {
// Has visible stylebox, so stop by default.
set_mouse_filter(MOUSE_FILTER_STOP);
}